Experimental scanner += API which takes Handle<String>.

src/lexer/experimental-scanner.cc

Index: src/lexer/experimental-scanner.cc
diff --git a/src/icu_util.cc b/src/lexer/experimental-scanner.cc
similarity index 62%
copy from src/icu_util.cc
copy to src/lexer/experimental-scanner.cc
index b9bd65edc69ecb680a9cae4efc96ed3158543285..1e78a8e57283500ea24af0fd152e9b56c7d5ac37 100644
--- a/src/icu_util.cc
+++ b/src/lexer/experimental-scanner.cc
@@ -25,38 +25,42 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-#include "icu_util.h"
+#include "experimental-scanner.h"
 
-#if defined(_WIN32) && defined(V8_I18N_SUPPORT)
-#include <windows.h>
+namespace v8 {
+namespace internal {
 
-#include "unicode/putil.h"
-#include "unicode/udata.h"
+std::set<ScannerBase*>* ScannerBase::scanners_ = NULL;
 
-#define ICU_UTIL_DATA_SYMBOL "icudt" U_ICU_VERSION_SHORT "_dat"
-#define ICU_UTIL_DATA_SHARED_MODULE_NAME "icudt.dll"
-#endif
+void ScannerBase::UpdateBuffersAfterGC(v8::Isolate*, GCType, GCCallbackFlags) {
+  if (!scanners_) return;
+  for (std::set<ScannerBase*>::const_iterator it = scanners_->begin();
+       it != scanners_->end();
+       ++it)
+    (*it)->SetBufferBasedOnHandle();
+}
 
-namespace v8 {
 
-namespace internal {
+template<>
+const uint8_t* ExperimentalScanner<uint8_t>::GetNewBufferBasedOnHandle() const {
+  String::FlatContent content = source_handle_->GetFlatContent();
+  return content.ToOneByteVector().start();
+}
 
-bool InitializeICU() {
-#if defined(_WIN32) && defined(V8_I18N_SUPPORT)
-  // We expect to find the ICU data module alongside the current module.
-  HMODULE module = LoadLibraryA(ICU_UTIL_DATA_SHARED_MODULE_NAME);
-  if (!module) return false;
-
-  FARPROC addr = GetProcAddress(module, ICU_UTIL_DATA_SYMBOL);
-  if (!addr) return false;
-
-  UErrorCode err = U_ZERO_ERROR;
-  udata_setCommonData(reinterpret_cast<void*>(addr), &err);
-  return err == U_ZERO_ERROR;
-#else
-  // Mac/Linux bundle the ICU data in.
-  return true;
-#endif
+
+template <>
+const uint16_t* ExperimentalScanner<uint16_t>::GetNewBufferBasedOnHandle()
+    const {
+  String::FlatContent content = source_handle_->GetFlatContent();
+  return content.ToUC16Vector().start();
+}
+
+
+template<>
+const int8_t* ExperimentalScanner<int8_t>::GetNewBufferBasedOnHandle() const {
+  String::FlatContent content = source_handle_->GetFlatContent();
+  return reinterpret_cast<const int8_t*>(content.ToOneByteVector().start());
 }
 
-} }  // namespace v8::internal
+}
+}